• synonyms


[in-truh-spee-sheez, -seez]
  1. existing or occurring within a species.
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Also in·tra·spe·cif·ic [in-truh-spi-sif-ik] /ˌɪn trə spɪˈsɪf ɪk/.

Origin of intraspecies

First recorded in 1925–30; intra- + species
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for intraspecies

Historical Examples

  • Additional records cited in the section on intraspecies predation (p. 322) imply fighting within a species.

    The Biotic Associations of Cockroaches

    Louis M. Roth

intraspecies in Science


  1. Arising or occurring within a species or between members of the same species.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.